Service difficulty report · Pressure Valve · Boeing 767338

Difficulty date
December 12, 2005
Submitted
June 6, 2006
Operation
General aviation
Make and model
Boeing 767338
Engine
Ge CF680C2*
Part
Pressure Valve
Condition
Faulty
Location
Bleed Air Sys
Component
Pneumatic Distr
Stage of operation
NR
How discovered
9
Nature of condition
O
Precautionary procedure
O

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

(AUS) RT ENGINE BLEED AIR SYSTEM PRESSURE REGULATING VALVE (PRV) FAILED. INVESTIGATION FOUND EXCESSIVE BUTTERFLY SHAFT PLAY DUE TO WORN CARBON SHAFT BUSHINGS. (CASA NR 510001910)